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Individual Calculations January 2018 |
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| Kuhner, Mary Total change: -1.20 | |   |
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| Seattle Masters December 2017 - Challengers | Seattle, Washington | USA | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1777 | 1.50 | 2 | -0.06 | 20 | -1.20 | |
|  Velea, Stephanie | | wc | 1426 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Velea, Anne-Marie | | | 1650 | USA | 0.50 | 1 | -0.17 | 20 | -3.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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